Used & Refurbished Avaya 7403 Phones

Buy used Avaya 7403 phones online and decrease your initial capital investment while upgrading to a more efficient and effective office communications system.


  • 10-line voice terminal
  • Lines can be used for line appearances, one-touch features access or speed dialing
  • Can be equipped with a Digital Terminal Data Module (DTDM), allowing connection of an EIA RS-232C data terminal

System Requirements/Compatibility:

  • Can be used with DEFINITY G1, G2, G3, System 75 and System 85
  • Requires available port on digital circuit pack TN754

Product shown in Black.

Condition SKU Description Stock Price Quantity
Refurbished XLDEF7403 LU DEF 7403 DIGITAL VOICE TERM Get Quote
Refurbished XLDEF7403MC LU DEF 7403 DGTL VCE TERM MC Get Quote